drop 'store' from libs we pagein on startup

it's there to speed up later read of it, but in normal situations we
shouldn't use it anymore IIUC

Change-Id: Ia075e32cd4820729b341d4d47dbfb9126a363559
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/177601
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolan.mcnamara@collabora.com>

desktop/Pagein_common.mk

@@ -33,7 +33,6 @@ $(eval $(call gb_Pagein_add_objects,common,\
     stocservices \
     bootstrap \
     reg \
-    store \
     reflection \
     cppuhelper \
     cppu \